X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fbinaries%2Fmatitaprover%2Fmatitaprover.ml;h=f72a7ebc5c2520b6217d61f851fba79e96c1e89f;hb=a14adba81c00c9dcb9996d7af39e4803214606f1;hp=92de3c4c5489c8d00de94b1204d5ce53c0078fd8;hpb=65e1aa022da79a3a880f5c2d5d0d512b80e50635;p=helm.git diff --git a/helm/software/components/binaries/matitaprover/matitaprover.ml b/helm/software/components/binaries/matitaprover/matitaprover.ml index 92de3c4c5..f72a7ebc5 100644 --- a/helm/software/components/binaries/matitaprover/matitaprover.ml +++ b/helm/software/components/binaries/matitaprover/matitaprover.ml @@ -13,6 +13,7 @@ module OT = struct type t = string let compare = Pervasives.compare end module HC = Map.Make(OT) +module TS = HTopoSort.Make(OT) type leaf = int * string @@ -32,44 +33,24 @@ hash "_";; let problem_file = ref "no-file-given";; let tptppath = ref "/";; -let seconds = ref 300;; +let seconds = ref 0;; let fail_msg () = print_endline ("% SZS status Timeout for " ^ Filename.basename !problem_file) ;; + +module type LeafComparer = + sig + val cmp : leaf -> leaf -> int + end +;; -let main () = - let _ = - Sys.signal 24 (Sys.Signal_handle (fun _ -> fail_msg (); exit 1)) in - let _ = - Sys.signal Sys.sigalrm - (Sys.Signal_handle (fun _ -> fail_msg (); exit 1)) in - Arg.parse [ - "--tptppath", Arg.String (fun p -> tptppath := p), - ("[path] TPTP lib root, default " ^ !tptppath); - "--timeout", Arg.Int (fun p -> seconds := p), - ("[seconds] timeout, default " ^ string_of_int !seconds); - ] (fun x -> problem_file := x) " -Matitaprover is the first order automatic prover that equips the -Matita interactive theorem prover (http://matita.cs.unibo.it). - -Developed by A.Asperti, M.Denes and E.Tassi, released under GPL-2.1 - -If --tptppath is given, instead of the problem file you can just give the -problem name with the .p suffix (e.g. BOO001-1.p) - -If --tptppath is not given, included files (i.e. axiom sets) are searched -in the current directory only. - -usage: matitaprover [options] problemfile"; - let hypotheses, goals = Tptp_cnf.parse ~tptppath:!tptppath !problem_file in - let goal = match goals with [x] -> x | _ -> assert false in - let module B : Terms.Blob +module MakeBlob(C:LeafComparer) : Terms.Blob with type t = leaf and type input = Ast.term = struct type t = leaf let eq a b = a == b - let compare (a,_) (b,_) = Pervasives.compare a b + let compare a b = C.cmp a b let eqP = hash "==" let pp (_,a) = a type input = Ast.term @@ -86,7 +67,10 @@ usage: matitaprover [options] problemfile"; (fun x _ m -> embed m x) m args in m, Terms.Node (Terms.Leaf (hash name):: args) - ;; + let is_eq = function + | Terms.Node [ Terms.Leaf eqt ; ty; l; r ] when eq eqP eqt -> + Some (ty,l,r) + | _ -> None let saturate bo ty = let vars, ty = embed [] ty in let _, bo = embed vars bo in @@ -96,35 +80,246 @@ usage: matitaprover [options] problemfile"; let embed t = snd(embed [] t);; end +;; + +let success_msg bag l (pp : ?margin:int -> leaf Terms.unit_clause -> string) ord = + (* TODO: do some sort of poor man lock (open + OEXCL) so that + * just one thread at a time prints the proof *) + print_endline ("% SZS status Unsatisfiable for " ^ + Filename.basename !problem_file); + print_endline ("% SZS output start CNFRefutation for " ^ + Filename.basename !problem_file); + flush stdout; + List.iter (fun x -> + let (cl,_,_) = Terms.get_from_bag x bag in + print_endline (pp ~margin:max_int + cl)) l; + print_endline ("% SZS output end CNFRefutation for " ^ + Filename.basename !problem_file); + let prefix = string_of_int (Unix.getpid ()) in + let prerr_endline s = prerr_endline (prefix ^ ": " ^ s) in + let times = Unix.times () in + prerr_endline ("solved " ^ !problem_file ^ " in " ^ string_of_float + (times.Unix.tms_utime +. times.Unix.tms_stime) ^ "(Process Time) using " ^ ord); +;; + +let start_msg stats passives g_passives (pp : ?margin:int -> leaf Terms.unit_clause -> string) oname = + let prefix = string_of_int (Unix.getpid ()) in + let prerr_endline s = prerr_endline (prefix ^ ": " ^ s) in + prerr_endline "Facts:"; + List.iter (fun x -> prerr_endline (" " ^ pp x)) passives; + prerr_endline "Goal:"; + prerr_endline (" " ^ pp g_passives); +(* prerr_endline "Order:"; + prerr_endline (" " ^ oname); + prerr_endline "Leaf order:"; + List.iter (fun ((_,name), (a,b,c,gp,l)) -> + prerr_endline (" " ^name ^ " " ^ string_of_int a ^ " " ^ + string_of_int b ^ " " ^ + string_of_int c ^ " " ^ + String.concat "," (List.map string_of_int gp) ^ + String.concat "," (List.map snd l))) stats;*) +;; + +let report_error s = prerr_endline (string_of_int (Unix.getpid())^": "^s);; + + +module Main(P : Paramod.Paramod with type t = leaf) = struct + + (*let mk_clause bag maxvar (t,ty) = + let (proof,ty) = B.saturate t ty in + let c, maxvar = Utils.mk_unit_clause maxvar ty proof in + let bag, c = Terms.add_to_bag c bag in + (bag, maxvar), c + ;; + + let mk_passive (bag,maxvar) = mk_clause bag maxvar;; + let mk_goal (bag,maxvar) = mk_clause bag maxvar;;*) + + let run ~useage ~printmsg stats goal hypotheses pp_unit_clause name = + let bag = Terms.empty_bag, 0 in + let bag, g_passives = P.mk_goal bag goal in + let bag, passives = + HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + in + if printmsg then start_msg stats passives g_passives pp_unit_clause name; + match + P.paramod ~useage + ~max_steps:max_int bag ~g_passives:[g_passives] ~passives + with + | P.Error s -> report_error s; 3 + | P.Unsatisfiable ((bag,_,_,l)::_) -> + success_msg bag l pp_unit_clause name; 0 + | P.Unsatisfiable ([]) -> + report_error "Unsatisfiable but no solution output"; 3 + | P.GaveUp -> 2 + | P.Timeout _ -> 1 + ;; +end + + let compute_stats goal hypotheses = + let module C = + struct type t = leaf let cmp (a,_) (b,_) = Pervasives.compare a b end + in + let module B = MakeBlob(C) in + let module Pp = Pp.Pp(B) in + let module O = Orderings.NRKBO(B) in + let module P = Paramod.Paramod(O) in + let module Stats = Stats.Stats(O) in + let bag = Terms.empty_bag, 0 in + let bag, g_passives = P.mk_goal bag goal in + let bag, passives = + HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + in + let data = Stats.parse_symbols passives g_passives in + let data = + List.map + (fun (name, n_occ, arity, n_gocc, g_pos) -> + name, (n_occ, arity, n_gocc, g_pos, Stats.dependencies name passives)) + data + in + let oplist = List.map (fun ((_,x),_) -> x) data in + let deps op = + (let _,(_,_,_,_,d) = List.find (fun ((_,op'),_) -> op = op') data + in List.map snd d) + in + let oplist = TS.topological_sort oplist deps in + List.sort + (fun ((_,n1),(o1,a1,go1,p1,_)) ((_,n2),(o2,a2,go2,p2,_)) -> + if a1 = 0 && a2 = 0 then 0 + else if a1 = 0 then -1 + else if a2 = 0 then 1 + else let res = Pervasives.compare (a1,o1,-go1,p1) (a2,o2,-go2,p2) + in if res = 0 then Pervasives.compare (HExtlib.list_index ((=) n1) oplist) (HExtlib.list_index ((=) n2) oplist) + else res) + data + ;; + +let worker order ~useage ~printmsg goal hypotheses = + let stats = compute_stats goal hypotheses in + let module C = + struct + let cmp = + let raw = List.map snd stats in + let rec pos x = function + | ((y,_)::tl) when y = x -> 0 + | _::tl -> 1 + pos x tl + | [] -> assert false + in + if List.length raw = + List.length (HExtlib.list_uniq raw) + then + ((*prerr_endline "NO CLASH, using fixed ground order";*) + fun a b -> + Pervasives.compare + (pos a stats) + (pos b stats)) + else + ((*prerr_endline "CLASH, statistics insufficient";*) + fun (a,_) (b,_) -> Pervasives.compare a b) + ;; + end + in + let module B = MakeBlob(C) in + let module Pp = Pp.Pp(B) in + match order with + | `NRKBO -> + let module O = Orderings.NRKBO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run ~useage ~printmsg stats goal hypotheses Pp.pp_unit_clause O.name + | `KBO -> + let module O = Orderings.KBO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run ~useage ~printmsg stats goal hypotheses Pp.pp_unit_clause O.name + | `LPO -> + let module O = Orderings.LPO(B) in + let module Main = Main(Paramod.Paramod(O)) in + Main.run ~useage ~printmsg stats goal hypotheses Pp.pp_unit_clause O.name +;; + +let print_status p = + let print_endline s = () in (* prerr_endline (string_of_int p ^ ": " ^ s) in*) + function + | Unix.WEXITED 0 -> + print_endline ("status Unsatisfiable for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 1 -> + print_endline ("status Timeout for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 2 -> + print_endline ("status GaveUp for " ^ + Filename.basename !problem_file); + | Unix.WEXITED 3 -> + print_endline ("status Error for " ^ + Filename.basename !problem_file); + | Unix.WEXITED _ -> assert false + | Unix.WSIGNALED s -> print_endline ("killed by signal " ^ string_of_int s) + | Unix.WSTOPPED _ -> print_endline "stopped" + ;; + +let killall l = + List.iter (fun pid -> try Unix.kill pid 9 with _ -> ()) l +;; + +let main () = + let childs = ref [] in + let _ = + Sys.signal 24 (Sys.Signal_handle + (fun _ -> fail_msg (); killall !childs; exit 1)) + in + let _ = + Sys.signal Sys.sigalrm + (Sys.Signal_handle (fun _ -> prerr_endline "Alarm!"; fail_msg (); killall !childs; exit 1)) in - let module P = Paramod.Paramod(B) in - let module Pp = Pp.Pp(B) in - let bag = Terms.M.empty, 0 in - let bag, g_passives = P.mk_goal bag goal in - let bag, passives = - HExtlib.list_mapi_acc (fun x _ b -> P.mk_passive b x) bag hypotheses + Arg.parse [ + "--tptppath", Arg.String (fun p -> tptppath := p), + ("[path] TPTP lib root, default " ^ !tptppath); + "--timeout", Arg.Int (fun p -> seconds := p), + ("[seconds] timeout, default none"); + ] (fun x -> problem_file := x) " +Matitaprover is the first order automatic prover that equips the +Matita interactive theorem prover (http://matita.cs.unibo.it). + +Developed by A.Asperti, M.Denes and E.Tassi, released under GPL version 2 +or at your option any later version. + +If --tptppath is given, instead of the problem file you can just give the +problem name with the .p suffix (e.g. BOO001-1.p) + +If --tptppath is not given, included files (i.e. axiom sets) are searched +in the current directory only. + +usage: matitaprover [options] problemfile"; + let hypotheses, goals = Tptp_cnf.parse ~tptppath:!tptppath !problem_file in + let goal = match goals with [x] -> x | _ -> assert false in + let _ = if !seconds > 0 then Unix.alarm !seconds else 0 in + childs := + List.map + (fun f -> + let pid = Unix.fork () in + if pid = 0 then (exit (f ())) else pid) + [ + (fun () -> worker `NRKBO ~useage:true ~printmsg:true goal hypotheses) + ; + (fun () -> worker `KBO ~useage:true ~printmsg:false goal hypotheses) + ; + (fun () -> worker `LPO ~useage:true ~printmsg:false goal hypotheses) + ; + (fun () -> worker `NRKBO ~useage:false ~printmsg:false goal hypotheses) + ]; + let rec aux () = + if List.length !childs = 0 then + (fail_msg (); exit 1) + else + match Unix.wait () with + | p, (Unix.WEXITED 0 as s) -> + print_status p s; + killall !childs; exit 0; + | p, s -> + print_status p s; + childs := List.filter ((<>)p) !childs; aux () in - prerr_endline "Order"; - HC.iter - (fun _ (w,x) -> prerr_endline (" " ^ x ^ " is " ^ string_of_int w)) !cache; - prerr_endline "Facts"; - List.iter (fun x -> prerr_endline (" " ^ Pp.pp_unit_clause x)) passives; - prerr_endline "Goal"; - prerr_endline (" " ^ Pp.pp_unit_clause g_passives); - let _ = Unix.alarm !seconds in - match P.paramod ~max_steps:max_int bag ~g_passives:[g_passives] ~passives with - | [] -> fail_msg () - | (bag,_,l)::_ -> - print_endline ("% SZS status Unsatisfiable for " ^ - Filename.basename !problem_file); - print_endline ("% SZS output start CNFRefutation for " ^ - Filename.basename !problem_file); - flush stdout; - List.iter (fun x -> - print_endline (Pp.pp_unit_clause ~margin:max_int - (fst(Terms.M.find x bag)))) l; - print_endline ("% SZS output end CNFRefutation for " ^ - Filename.basename !problem_file); + aux () ;; main ()